Questions tagged [smt-solvers]

Solver programs for the Satisfiability Modulo Theories (SMT). The SMT problem is a decision problem for logical formulas with combinations of background theories expressed in classical first-order logic with equality.

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17
votes
3answers
3k views

Why is unification so important to inference engines?

I am learning Automated Theorem Proving / SMT solvers / Proof Assistants by myself and post a series of questions about the process, starting here. I keep reading about the Unification Algorithm. ...
5
votes
2answers
246 views

Using SMT solvers to generate random solutions to given predicate

I am interested in generating random solutions to predicates. I only need SMT for integers with the following predicates/functions <, >, <=, >=, ==, !=, +, * The algorithm I want should produce ...
16
votes
2answers
389 views

Why do some inference engines need human assistance while others don't?

I am learning Automated Theorem Proving / SMT solvers / Proof Assistants by myself and post a series of questions about the process, starting here. Why is it that automated theorem provers, i.e. ACL2,...
-2
votes
1answer
161 views

How a SMT / SAT Solver Generates Valuations for this Example

First, an example of a set of constraints which turned out not to be solvable (I don't think): ...